定規は直線を引くのに役立つ。の英語

A ruler helps one to draw a straight line.

Draw a straight line.

The two lines cross each other at right angles.

make linear or get into a linear form

a ruler used for drawing parallel lines

of or in or along or relating to a line

a predetermined straight line

a line with one of its end points extended

This line is parallel to that.

an oblique line

use a plummet to determine vertical lines

a fixed line associated with a hyperbola

a line or cut across a fabric that is not at right angles to a side of the fabric

The two lines meet at right angles.

a straight line tangent to a curve

Let the two lines be parallel.

Draw a line parallel to the line AB.

a line connecting isometric points

a straight line that continually approaches a curve, called

a line that is vertical to another line or plane

the state of being perpendicular to something

a flat drafting instrument used for drawing curved lines, called a French curve

a straight line or plane that touches a curve or curved surface at a point but does not intersect it at that point

draw a straight line

These two lines are at right angles.

a straight line at right angles to another line

a vertical line

a straight line connecting two points on a curve

a square used by draftsmen to draw parallel lines

a line used for drawing straight letters, called rule